{"id":1296,"date":"2026-07-27T23:38:03","date_gmt":"2026-07-27T15:38:03","guid":{"rendered":"http:\/\/47.121.202.229\/?p=1296"},"modified":"2026-07-27T23:38:05","modified_gmt":"2026-07-27T15:38:05","slug":"ctf-show-%e5%91%bd%e4%bb%a4%e6%89%a7%e8%a1%8c","status":"publish","type":"post","link":"http:\/\/47.121.202.229\/?p=1296","title":{"rendered":"ctf.show-\u547d\u4ee4\u6267\u884c"},"content":{"rendered":"\n

web27<\/h3>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n

pre_match\u51fd\u6570\u7528\u4e8e\u6267\u884c\u4e00\u4e2a\u6b63\u5219\u8868\u8fbe\u5f0f\u5339\u914d\uff0c\u8fd9\u4e2a\u4ee3\u7801\u7684\u610f\u601d\u662f\u67e5\u770b\u6211\u4f20\u5165\u7684\u53c2\u6570\u4e2d\u662f\u5426\u5b58\u5728flag\u8fd9\u4e2a\u5173\u952e\u5b57\uff0c\u5ffd\u7565\u5927\u5c0f\u5199\u3002\u6ca1\u6709\u7684\u8bdd\u5c31\u6267\u884c\u8fd9\u4e2aeval<\/p>\n\n\n\n

eval\u5185\u6267\u884c\u7684\u662fphp\u4ee3\u7801\uff0c\u5fc5\u987b\u4ee5\u5206\u53f7<\/strong>\u7ed3\u5c3e\u3002\u6240\u4ee5\u6211\u4eec\u8981\u6267\u884c\u4e00\u4e2a\u547d\u4ee4\uff0c\u7136\u540e\u7ed5\u8fc7flag\u8fd9\u4e2a\u5173\u952e\u5b57\uff0c\u62ff\u5230flag<\/p>\n\n\n\n

\u4ecb\u7ecd\u51e0\u79cd\u65b9\u6cd5\uff1a<\/p>\n\n\n\n

1.\u76f4\u63a5\u6267\u884c\u7cfb\u7edf\u547d\u4ee4\u3002<\/p>\n\n\n\n

?c=system(\"tac%20fla*\");<\/code><\/pre>\n\n\n\n
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2.\u901a\u8fc7\u53cd\u5b57\u8282\u7b26\u6267\u884cecho<\/p>\n\n\n\n
?c=echo%20`tac%20fla*`;<\/code><\/pre>\n\n\n\n
php\u4e2d\u53cd\u5b57\u8282\u7b26` `<\/code>\u7684\u4f5c\u7528\u662f\u6267\u884c\u5305\u88f9\u8d77\u6765\u7684shell\u547d\u4ee4\uff0c\u6355\u83b7\u8be5\u547d\u4ee4\u6267\u884c\u540e\u6240\u6709\u7684\u8f93\u51fa\u5185\u5bb9\uff0c\u8fd4\u56de\u7ed9php\u3002\u6240\u4ee5\u8fd9\u4e2apayload\u5c31\u662ftac\u5230\u6240\u6709fla\u5f00\u5934\u7684\u6587\u4ef6\u5185\u5bb9\u4e4b\u540e\uff0c\u8fd4\u56de\u7ed9php\uff0c\u8ba9php\u6267\u884cecho\u6253\u5370\u51fa\u6765\u8fd9\u4e9b\u5185\u5bb9<\/p>\n\n\n\n
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3.\u53c2\u6570\u8f93\u5165+eval<\/p>\n\n\n\n
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4.\u5229\u7528\u53c2\u6570\u6ce8\u5165\u8fdb\u884c\u6587\u4ef6\u5305\u542b<\/p>\n\n\n\n
?c=include $_GET[1]?>&1=php:\/\/filter\/read=convert.base64-encode\/resource=flag.php<\/code><\/pre>\n\n\n\n
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5.\u5229\u7528cp\u547d\u4ee4\u5c06flag\u62f7\u8d1d\u5230\u522b\u5904<\/p>\n\n\n\n
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web30<\/h3>\n\n\n\n
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web31<\/h3>\n\n\n\n
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web32<\/h3>\n\n\n\n
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web33<\/h3>\n\n\n\n
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web34<\/h3>\n\n\n\n
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web35<\/h3>\n\n\n\n
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web36<\/h3>\n\n\n\n
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web37<\/h3>\n\n\n\n
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<\/p>\n","protected":false},"excerpt":{"rendered":"
web27 pre_match\u51fd\u6570\u7528\u4e8e\u6267\u884c\u4e00\u4e2a\u6b63\u5219\u8868\u8fbe\u5f0f\u5339\u914d\uff0c\u8fd9\u4e2a\u4ee3\u7801\u7684\u610f\u601d\u662f\u67e5\u770b\u6211\u4f20\u5165\u7684\u53c2\u6570\u4e2d\u662f\u5426\u5b58\u5728fla […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-1296","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"http:\/\/47.121.202.229\/index.php?rest_route=\/wp\/v2\/posts\/1296","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/47.121.202.229\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/47.121.202.229\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/47.121.202.229\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/47.121.202.229\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1296"}],"version-history":[{"count":2,"href":"http:\/\/47.121.202.229\/index.php?rest_route=\/wp\/v2\/posts\/1296\/revisions"}],"predecessor-version":[{"id":1319,"href":"http:\/\/47.121.202.229\/index.php?rest_route=\/wp\/v2\/posts\/1296\/revisions\/1319"}],"wp:attachment":[{"href":"http:\/\/47.121.202.229\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1296"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/47.121.202.229\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1296"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/47.121.202.229\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1296"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}